CNS	central nervous system
DC	dendritic cell
EAE	experimental autoimmune encephalomyelitis
HERVs	human endogenous retroviruses
KRAB-ZFPs	Krüppel-associated box domain zinc finger proteins
NF-kB	nuclear factor kB
MS	multiple sclerosis
MSRV	multiple sclerosis retrovirus
PBMCs	peripheral blood mononuclear cells
PRR	pattern recognition receptor
SETDB1	SET domain bifurcated histone lysine methyltrasferase 1
SYN1	syncytin 1
SYN2	syncytin 2
Treg	regulatory T cell
TRIM28	tripartite motif containing 28
TLR	toll-like receptor